278313888

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{67421}}^1$

素因数の和:67477

約数の個数: 48

約数和(自身を含む): 747575136

約数和(自身を除く): 469261248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 129, 172, 258, 344, 516, 688, 1032, 1376, 2064, 4128, 67421, 134842, 202263, 269684, 404526, 539368, 809052, 1078736, 1618104, 2157472, 2899103, 3236208, 5798206, 6472416, 8697309, 11596412, 17394618, 23192824, 34789236, 46385648, 69578472, 92771296, 139156944, 278313888]

約数ペア:

[(1, 278313888), (2, 139156944), (3, 92771296), (4, 69578472), (6, 46385648), (8, 34789236), (12, 23192824), (16, 17394618), (24, 11596412), (32, 8697309), (43, 6472416), (48, 5798206), (86, 3236208), (96, 2899103), (129, 2157472), (172, 1618104), (258, 1078736), (344, 809052), (516, 539368), (688, 404526), (1032, 269684), (1376, 202263), (2064, 134842), (4128, 67421)]